Base | Representation |
---|---|
bin | 1101010101100… |
… | …00100000101001 |
3 | 21210111200120221 |
4 | 12222300200221 |
5 | 212114401131 |
6 | 15033450041 |
7 | 2525616361 |
oct | 652604051 |
9 | 253450527 |
10 | 111872041 |
11 | 58170136 |
12 | 31570921 |
13 | 1a23c498 |
14 | 10c019a1 |
15 | 9c4c411 |
hex | 6ab0829 |
111872041 has 8 divisors (see below), whose sum is σ = 113160960. Its totient is φ = 110588112.
The previous prime is 111872027. The next prime is 111872051. The reversal of 111872041 is 140278111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 111872041 - 27 = 111871913 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111871997 and 111872015.
It is not an unprimeable number, because it can be changed into a prime (111872011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60456 + ... + 62278.
It is an arithmetic number, because the mean of its divisors is an integer number (14145120).
Almost surely, 2111872041 is an apocalyptic number.
It is an amenable number.
111872041 is a deficient number, since it is larger than the sum of its proper divisors (1288919).
111872041 is a wasteful number, since it uses less digits than its factorization.
111872041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2495.
The product of its (nonzero) digits is 448, while the sum is 25.
The square root of 111872041 is about 10576.9580220402. The cubic root of 111872041 is about 481.8448118134.
The spelling of 111872041 in words is "one hundred eleven million, eight hundred seventy-two thousand, forty-one".
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